.pig {
  .el-scrollbar{
    background: url('https://img0.baidu.com/it/u=3872843365,1574381926&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=1082') 100% 100% !important ;
  }
}
.tom {
  .el-scrollbar{
    background: url('https://img1.baidu.com/it/u=352775156,1015150342&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=375') 100% 100% !important;
  }
}
.tutu {
  .el-scrollbar{
    background: url('https://img2.baidu.com/it/u=3461887152,1251145232&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=500') 100% 100% !important;
  }
}